Multiple choice

Calculate the resistance of each 4 resistors connected in parallel in the circuit, carrying a current of 5 A with voltage of 250 V?

  1. 50 ohm

  2. 200 ohm

  3. 312.5 ohm

  4. 0.08 ohm

  5. 0.02 ohm
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B Correct answer
Explanation

Resistance required in the circuit Rp = V/I = 250 V/ 5 A = 50 Number of resistors connected n = 4 Rp = r / n 50 = r / 4 Therefore, 50 x 4 = 200 ohm

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